THERE HAS been a great increase in the understanding of laser tissue interactions in the 11 years since the last laser editorial in the Archives by Arndt and Noe.1 This has resulted in the development of numerous new-generation laser systems that take full advantage of the unique properties of laser light to achieve very specific and confined effects in tissue while minimizing collateral damage. All three laser studies in this issue of the Archives are good examples of the progress that has been achieved.2-4
ORIGINAL LASERS IN DERMATOLOGY
The first laser to be used in humans was a ruby laser studied by Leon Goldman, a dermatologist, in the early 1960s.5 He made numerous observations regarding laser tissue interaction with the ruby laser. He demonstrated specific laser effects on epidermal components of the skin and tested the laser on various benign as well as malignant lesions.5-7 The
Hruza GJ, Geronemus RG, Dover JS, Arndt KA. Lasers in Dermatology—1993. Arch Dermatol. 1993;129(8):1026–1035. doi:10.1001/archderm.1993.01680290098017
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